Electrical Insulator - Revision history

Ellen References at 10:44, 4 November 2019

2019-11-04T10:44:28Z

NRJC at 20:26, 25 February 2019

2019-02-25T20:26:31Z

NRJC: /* About Electrical Conductors */

2019-02-25T20:23:01Z

‎About Electrical Conductors

NRJC: /* Key Stage 3 */

2019-02-25T20:17:51Z

‎Key Stage 3

NRJC at 09:03, 27 October 2018

2018-10-27T09:03:23Z

NRJC at 12:48, 26 October 2018

2018-10-26T12:48:29Z

NRJC at 15:47, 19 August 2018

2018-08-19T15:47:51Z

NRJC at 19:29, 27 July 2018

2018-07-27T19:29:12Z

NRJC: Created page with "A material that does not allow electricity to flow through it easily."

2018-07-27T19:29:00Z

Created page with "A material that does not allow electricity to flow through it easily."

New page

A [[material]] that does not allow [[electrical current|electricity]] to flow through it easily.

← Older revision		Revision as of 10:44, 4 November 2019
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	: [[Metal]] [[element]]s are poor '''electrical insulators'''.		: [[Metal]] [[element]]s are poor '''electrical insulators'''.
	: To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If the [[ratio]] of [[Potential Difference\|potential difference]] to [[Electrical Current\|current]] is high then it is a good '''insulator'''.		: To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If the [[ratio]] of [[Potential Difference\|potential difference]] to [[Electrical Current\|current]] is high then it is a good '''insulator'''.
		+
		+	===References===
		+	====AQA====
		+
		+	:[https://www.amazon.co.uk/gp/product/1782945970/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945970&linkCode=as2&tag=nrjc-21&linkId=a120d24dcc7cc7a58192069a3aafc1d2 ''Electrical insulators, page 99, GCSE Physics; The Complete 9-1 Course for AQA, CGP, AQA '']

← Older revision		Revision as of 20:26, 25 February 2019
Line 40:		Line 40:
	: To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If a [[Electrical Current\|current]] flows then it is not a good '''insulator'''.		: To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If a [[Electrical Current\|current]] flows then it is not a good '''insulator'''.
	: To compare the effectiveness of different '''insulators''' an [[ammeter]] can be added to the [[circuit]]. The higher the [[Electrical Current\|current]] the worse the [[object]] is at '''insulating'''.		: To compare the effectiveness of different '''insulators''' an [[ammeter]] can be added to the [[circuit]]. The higher the [[Electrical Current\|current]] the worse the [[object]] is at '''insulating'''.
		+
		+	==Key Stage 4==
		+	===Meaning===
		+	An '''electrical insulator''' is a [[material]] with a very high [[Electrical Resistance\|resistance]] to the flow of [[electricity]].
		+
		+	===About Electrical Conductors===
		+	: [[Non-metal]] [[element]]s are usually good '''electrical insulators''' as [[electron]]s are not free to move from one [[atom]] to another. [[Carbon]] in the form of [[graphite]] is an exception to this.
		+	: [[Plastic (Material)\|Plastic]]s are good '''insulators''' because [[Covalent Bond\|covalent bonds]] share [[electron]]s but do not allow [[electron]]s to be transferred from one [[atom]] to another.
		+	: [[Metal]] [[element]]s are poor '''electrical insulators'''.
		+	: To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If the [[ratio]] of [[Potential Difference\|potential difference]] to [[Electrical Current\|current]] is high then it is a good '''insulator'''.

@@ Line 39: / Line 39: @@
 : [[Metal]] [[element]]s are poor '''electrical insulators'''.
 : To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If a [[Electrical Current|current]] flows then it is not a good '''insulator'''.
-: To compare the effectiveness of different '''insulators''' an [[ammeter]] can be added to the [[circuit]]. The higher the [[Electrical Current|current]] the worse the [[object]] is at [[insulating]].
+: To compare the effectiveness of different '''insulators''' an [[ammeter]] can be added to the [[circuit]]. The higher the [[Electrical Current|current]] the worse the [[object]] is at '''insulating'''.

@@ Line 33: / Line 33: @@
 ==Key Stage 3==
 ===Meaning===
-An '''electrical insulator''' is a [[material]] with a very high [[Electrical Resistance|Resistance]] to the flow of [[electricity]].
+An '''electrical insulator''' is a [[material]] with a very high [[Electrical Resistance|resistance]] to the flow of [[electricity]].
 ===About Electrical Conductors===

← Older revision		Revision as of 09:03, 27 October 2018
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	\|[[Rubber]] is a good '''electrical insulator'''.		\|[[Rubber]] is a good '''electrical insulator'''.
	\|}		\|}
		+
		+	==Key Stage 3==
		+	===Meaning===
		+	An '''electrical insulator''' is a [[material]] with a very high [[Electrical Resistance\|Resistance]] to the flow of [[electricity]].
		+
		+	===About Electrical Conductors===
		+	: [[Non-metal]] [[element]]s are usually good '''electrical insulators'''. [[Carbon]] in the form of [[graphite]] is an exception to this.
		+	: [[Metal]] [[element]]s are poor '''electrical insulators'''.
		+	: To determine if an [[object]] is a good '''electrical insulator''' the [[object]] can be added to a [[circuit]]. If a [[Electrical Current\|current]] flows then it is not a good '''insulator'''.
		+	: To compare the effectiveness of different '''insulators''' an [[ammeter]] can be added to the [[circuit]]. The higher the [[Electrical Current\|current]] the worse the [[object]] is at [[insulating]].

← Older revision		Revision as of 12:48, 26 October 2018
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−	~~A [[material]] that does not allow [[Electrical Current\|electricity]] to flow through it easily.~~
−
	==Key Stage 2==		==Key Stage 2==
	===Meaning===		===Meaning===

← Older revision		Revision as of 15:47, 19 August 2018
Line 1:		Line 1:
	A [[material]] that does not allow [[Electrical Current\|electricity]] to flow through it easily.		A [[material]] that does not allow [[Electrical Current\|electricity]] to flow through it easily.
		+
		+	==Key Stage 2==
		+	===Meaning===
		+	[[File:Wire3Core.png\|right\|300px\|thumb\|[[Wire\|Wires]] have [[Plastic (Material)\|Plastic]] covering them because [[Plastic (Material)\|Plastic]] makes a good '''electrical insulator'''.]]
		+	An '''electrical insulator''' is a [[material]] that does not allow [[electricity]] to flow through it easily.
		+
		+	: Singular [[Noun]]: '''Electrical insulator'''
		+	: Plural [[Noun]]: '''Electrical insulator'''
		+	: [[Verb]]: '''To electrically insulate'''
		+	: [[Adjective]]: '''Electrical insulation'''
		+
		+	===About Electrical Conductors===
		+	: [[Plastic (Material)\|Plastic]], [[rubber]] and the [[air]] make good '''electrical insulators'''.
		+
		+	{\| class="wikitable"
		+	\|-
		+	\|[[File:BrickWall.png\|center\|200px]]
		+	\|[[File:Fabric.png\|center\|200px]]
		+	\|[[File:CupGlass.png\|center\|200px]]
		+	\|-
		+	\|[[Brick]] is a good '''electrical insulator'''.
		+	\|[[Fabric]] is a good '''electrical insulator'''.
		+	\|[[Glass]] is a good '''electrical insulator'''.
		+	\|-
		+	\|[[File:CupPlastic.png\|center\|200px]]
		+	\|[[File:Mountain.png\|center\|200px]]
		+	\|[[File:TyreRubber.png\|center\|200px]]
		+	\|-
		+	\|[[Plastic (Material)\|Plastic]] is a good '''electrical insulator'''.
		+	\|[[Rock]] is a good '''electrical insulator'''.
		+	\|[[Rubber]] is a good '''electrical insulator'''.
		+	\|}

← Older revision		Revision as of 19:29, 27 July 2018
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−	A [[material]] that does not allow [[~~electrical current~~\|electricity]] to flow through it easily.	+	A [[material]] that does not allow [[Electrical Current\|electricity]] to flow through it easily.